Nashawena Island Weather Forecast

    • 68
    • 74

    Chance Rain Showers

    • 66
    • 73

    Rain Showers Likely

    • 65
    • 72

    Rain Showers Likely

    • 68
    • 72

    Chance Rain Showers

    • 67
    • 74

    Chance Rain Showers

    • 65
    • 73

    Partly Sunny

    • 64
    • 71

    Partly Sunny

Today 30 Aug Dukes

Partly sunny. Near steady temperature in the mid 70s. Southwest Winds around 15 Mph with Gusts up to 25 Mph.

Tonight 30 Aug Dukes

Mostly cloudy with a 40 percent chance of Showers. Lows in the upper 60s. Southwest Winds 15 to 20 Mph, becoming west 10 to 15 Mph after midnight. Gusts up to 30 Mph.

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Nashawena Island Temperature Statistics

August Temperature

Marthas Vineyard Airport (13 miles)

  • Lowest 26 August, 2026

    59 °F

  • Average August

    73 °F

  • Highest 7 August, 2026

    86 °F

Climate (2021–2026)

Marthas Vineyard Airport (13 miles)

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  • Average Low 2021–2026

    44.5 °F

  • Average 2021–2026

    52.9 °F

  • Average High 2021–2026

    60.5 °F
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